RO116092B1 - Procedeu si instalatie de regenerare a uleiurilor lubrifiante uzate - Google Patents
Procedeu si instalatie de regenerare a uleiurilor lubrifiante uzate Download PDFInfo
- Publication number
- RO116092B1 RO116092B1 RO95-01657A RO9501657A RO116092B1 RO 116092 B1 RO116092 B1 RO 116092B1 RO 9501657 A RO9501657 A RO 9501657A RO 116092 B1 RO116092 B1 RO 116092B1
- Authority
- RO
- Romania
- Prior art keywords
- oils
- base
- extraction
- test
- lubricating
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 12
- 238000009434 installation Methods 0.000 title claims abstract description 11
- 230000001172 regenerating effect Effects 0.000 title abstract description 3
- 239000003921 oil Substances 0.000 claims abstract description 57
- 239000002699 waste material Substances 0.000 claims abstract description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 22
- 238000000605 extraction Methods 0.000 claims abstract description 13
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 238000011282 treatment Methods 0.000 claims abstract description 12
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 11
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 11
- 239000002199 base oil Substances 0.000 claims abstract description 9
- 239000002283 diesel fuel Substances 0.000 claims abstract description 9
- 239000000446 fuel Substances 0.000 claims abstract description 8
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 6
- 239000000194 fatty acid Substances 0.000 claims abstract description 6
- 229930195729 fatty acid Natural products 0.000 claims abstract description 6
- 150000004665 fatty acids Chemical class 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims abstract description 5
- 230000001050 lubricating effect Effects 0.000 claims abstract description 5
- 239000007864 aqueous solution Substances 0.000 claims abstract description 4
- 238000007706 flame test Methods 0.000 claims abstract description 3
- 238000004508 fractional distillation Methods 0.000 claims abstract description 3
- 230000008929 regeneration Effects 0.000 claims description 17
- 238000011069 regeneration method Methods 0.000 claims description 17
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 12
- 238000005292 vacuum distillation Methods 0.000 claims description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 5
- 239000000460 chlorine Substances 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 230000018044 dehydration Effects 0.000 claims description 5
- 238000006297 dehydration reaction Methods 0.000 claims description 5
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 5
- 239000010913 used oil Substances 0.000 claims description 5
- 238000003809 water extraction Methods 0.000 claims description 3
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 238000000265 homogenisation Methods 0.000 claims description 2
- 239000007844 bleaching agent Substances 0.000 claims 1
- 238000004821 distillation Methods 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- 238000011084 recovery Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 9
- 239000011133 lead Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000011701 zinc Substances 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- KRQUFUKTQHISJB-YYADALCUSA-N 2-[(E)-N-[2-(4-chlorophenoxy)propoxy]-C-propylcarbonimidoyl]-3-hydroxy-5-(thian-3-yl)cyclohex-2-en-1-one Chemical compound CCC\C(=N/OCC(C)OC1=CC=C(Cl)C=C1)C1=C(O)CC(CC1=O)C1CCCSC1 KRQUFUKTQHISJB-YYADALCUSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- -1 and Si Chemical compound 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical group [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000010028 chemical finishing Methods 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010723 turbine oil Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
- C10M175/0016—Working-up used lubricants to recover useful products ; Cleaning with the use of chemical agents
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
- C10M175/0025—Working-up used lubricants to recover useful products ; Cleaning by thermal processes
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Lubricants (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Fats And Perfumes (AREA)
- Blast Furnaces (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9303275A FR2703067B1 (fr) | 1993-03-22 | 1993-03-22 | Procédé et installation de régénération d'huiles lubrifiantes. |
| PCT/FR1994/000308 WO1994021761A1 (fr) | 1993-03-22 | 1994-03-21 | Procede et installation de regeneration d'huiles lubrifiantes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO116092B1 true RO116092B1 (ro) | 2000-10-30 |
Family
ID=9445212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO95-01657A RO116092B1 (ro) | 1993-03-22 | 1994-03-21 | Procedeu si instalatie de regenerare a uleiurilor lubrifiante uzate |
Country Status (19)
| Country | Link |
|---|---|
| EP (1) | EP0690903B2 (cs) |
| AT (1) | ATE173490T1 (cs) |
| AU (1) | AU6285794A (cs) |
| BG (1) | BG63637B1 (cs) |
| CA (1) | CA2159006C (cs) |
| CZ (1) | CZ290614B6 (cs) |
| DE (1) | DE69414699T3 (cs) |
| DK (1) | DK0690903T4 (cs) |
| DZ (1) | DZ1762A1 (cs) |
| ES (1) | ES2124879T5 (cs) |
| FR (1) | FR2703067B1 (cs) |
| HU (1) | HU215167B (cs) |
| MA (1) | MA23144A1 (cs) |
| OA (1) | OA10185A (cs) |
| PL (1) | PL178021B1 (cs) |
| RO (1) | RO116092B1 (cs) |
| RU (1) | RU2107716C1 (cs) |
| UA (1) | UA39881C2 (cs) |
| WO (1) | WO1994021761A1 (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110484345A (zh) * | 2019-07-29 | 2019-11-22 | 四川绿艺华福石化科技有限公司 | 一种废润滑油再生方法 |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2757175B1 (fr) * | 1996-12-13 | 1999-03-05 | Tunisienne De Lubrifiants Sotu | Procede et installation de regeneration d'huiles lubrifiantes a hautes performances |
| DE19727618A1 (de) * | 1997-06-28 | 1999-01-07 | Mann & Hummel Filter | Verfahren zum Abscheiden von Verunreinigungen aus Kühlschmierstoffen |
| WO1999061566A2 (en) * | 1998-05-28 | 1999-12-02 | Interline Hydrocarbon, Inc. | Method for obtaining base oil and removing contaminants and additives from used oil products |
| DE19852007C2 (de) * | 1998-11-11 | 2002-06-13 | Mineraloel Raffinerie Dollberg | Verfahren zur Wiederaufarbeitung von Altölen |
| HU225697B1 (en) * | 2001-11-20 | 2007-06-28 | Jozsef Koszta | Method for purifying of used oils |
| MXPA05000637A (es) | 2002-07-15 | 2005-03-31 | Sener Grupo De Ingenieria Sa | Procedimiento para regenerar aceites usados por extraccion con disolventes. |
| ES2199697B1 (es) * | 2003-09-23 | 2005-02-01 | Sener Grupo De Ingenieria, S.A. | Procedimiento para regenerar aceites usados por desmetalizacion y destilacion. |
| RU2266316C1 (ru) * | 2004-09-03 | 2005-12-20 | Общество с ограниченной ответственностью "Роса-1" (ООО "Роса-1") | Способ регенерации масел |
| FR2961521B1 (fr) * | 2010-06-22 | 2013-07-12 | Conception D Equipements Pour L Environnement Et L Ind Soc D | Procede de purification d'une charge hydrocarbonee usagee |
| EP3078730A4 (en) | 2013-11-08 | 2017-07-19 | Sener Ingenieria Y Sistemas, S.A. | Method for increasing the yield of lubricating bases in the regeneration of used oils |
| RU2712025C1 (ru) * | 2019-10-23 | 2020-01-24 | Акционерное общество "Интер РАО - Электрогенерация" | Установка для регенерации использованных смазочных масел с высокими рабочими параметрами |
| RU2745628C1 (ru) * | 2020-08-25 | 2021-03-29 | Открытое акционерное общество "Всероссийский дважды ордена Трудового Красного Знамени теплотехнический научно-исследовательский институт" (ОАО "ВТИ") | Установка для регенерации отработавших смазочных масел |
| RU2750729C1 (ru) * | 2020-10-07 | 2021-07-01 | Публичное акционерное общество "Нефтяная компания "Роснефть" (ПАО "НК "Роснефть") | Способ регенерации отработанного триарилфосфатного огнестойкого турбинного масла |
| CN114225452A (zh) * | 2021-12-23 | 2022-03-25 | 安徽国孚生态工程技术有限公司 | 一种废润滑油四段蒸发回收方法 |
| CN114225451A (zh) * | 2021-12-23 | 2022-03-25 | 安徽国孚生态工程技术有限公司 | 一种废润滑油循环蓄热蒸馏装置及方法 |
| FR3137106A1 (fr) | 2022-06-28 | 2023-12-29 | Be Energy | Système de traitement pour la décontamination et l’amélioration des propriétés d’huiles minérales usagées |
| FR3155535A1 (fr) | 2023-11-22 | 2025-05-23 | Totalenergies Onetech | Procédé de traitement d’huiles lubrifiantes usagées comprenant des esters |
| FR3156449A1 (fr) * | 2023-12-12 | 2025-06-13 | Totalenergies Onetech | Utilisation d’huiles lubrifiantes au moins en partie re-raffinées pour réduire l’usure |
| FR3160702A1 (fr) * | 2024-03-27 | 2025-10-03 | Totalenergies Onetech | Utilisation d’huile re-raffinée pour diminuer la formation de boues |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB243666A (en) * | 1924-11-29 | 1926-10-21 | Sharples Specialty Co | Improved method of and apparatus for purifying oil |
| US1698257A (en) * | 1926-05-05 | 1929-01-08 | Laval Separator Co De | Process of reclaiming used lubricating oil |
| US1919655A (en) * | 1929-07-12 | 1933-07-25 | Bocjl Corp | Purification of oil |
| US3565791A (en) * | 1968-12-12 | 1971-02-23 | Kenneth Urquhart | Method and apparatus for distiling oil and water mixtures |
| US3791965A (en) * | 1972-04-07 | 1974-02-12 | Petrocon Corp | Process for re-refining used petroleum products |
| DE2818521A1 (de) * | 1978-04-27 | 1979-11-08 | Degussa | Verfahren zur wiederaufbereitung von gebrauchten schmieroelen (ii) |
| US4256578A (en) * | 1979-11-29 | 1981-03-17 | Amsted Industries Incorporated | Waste oil recovery process |
| CH657867A5 (de) * | 1983-09-21 | 1986-09-30 | Buss Ag | Verfahren zur wiederaufbereitung von altoel und destillations-vorrichtung zur durchfuehrung des verfahrens. |
-
1993
- 1993-03-22 FR FR9303275A patent/FR2703067B1/fr not_active Expired - Lifetime
-
1994
- 1994-03-21 RO RO95-01657A patent/RO116092B1/ro unknown
- 1994-03-21 CA CA002159006A patent/CA2159006C/fr not_active Expired - Lifetime
- 1994-03-21 PL PL94310803A patent/PL178021B1/pl unknown
- 1994-03-21 WO PCT/FR1994/000308 patent/WO1994021761A1/fr not_active Ceased
- 1994-03-21 AT AT94910446T patent/ATE173490T1/de active
- 1994-03-21 UA UA95094243A patent/UA39881C2/uk unknown
- 1994-03-21 AU AU62857/94A patent/AU6285794A/en not_active Abandoned
- 1994-03-21 ES ES94910446T patent/ES2124879T5/es not_active Expired - Lifetime
- 1994-03-21 RU RU95121595A patent/RU2107716C1/ru active
- 1994-03-21 DZ DZ940025A patent/DZ1762A1/fr active
- 1994-03-21 MA MA23452A patent/MA23144A1/fr unknown
- 1994-03-21 DK DK94910446T patent/DK0690903T4/da active
- 1994-03-21 HU HU9502763A patent/HU215167B/hu unknown
- 1994-03-21 CZ CZ19952433A patent/CZ290614B6/cs not_active IP Right Cessation
- 1994-03-21 DE DE69414699T patent/DE69414699T3/de not_active Expired - Lifetime
- 1994-03-21 EP EP94910446A patent/EP0690903B2/fr not_active Expired - Lifetime
-
1995
- 1995-09-20 BG BG100012A patent/BG63637B1/bg unknown
- 1995-09-22 OA OA60714A patent/OA10185A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110484345A (zh) * | 2019-07-29 | 2019-11-22 | 四川绿艺华福石化科技有限公司 | 一种废润滑油再生方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| UA39881C2 (uk) | 2001-07-16 |
| HUT72015A (en) | 1996-03-28 |
| DE69414699T2 (de) | 1999-05-27 |
| ATE173490T1 (de) | 1998-12-15 |
| WO1994021761A1 (fr) | 1994-09-29 |
| DE69414699T3 (de) | 2005-02-10 |
| EP0690903B1 (fr) | 1998-11-18 |
| EP0690903A1 (fr) | 1996-01-10 |
| RU2107716C1 (ru) | 1998-03-27 |
| ES2124879T3 (es) | 1999-02-16 |
| BG100012A (bg) | 1996-11-29 |
| CA2159006A1 (fr) | 1994-09-29 |
| DK0690903T3 (da) | 1999-08-02 |
| PL178021B1 (pl) | 2000-02-29 |
| PL310803A1 (en) | 1996-01-08 |
| CZ243395A3 (en) | 1996-01-17 |
| ES2124879T5 (es) | 2005-02-16 |
| HU215167B (hu) | 1998-10-28 |
| FR2703067A1 (fr) | 1994-09-30 |
| BG63637B1 (bg) | 2002-07-31 |
| EP0690903B2 (fr) | 2004-07-21 |
| CZ290614B6 (cs) | 2002-09-11 |
| MA23144A1 (fr) | 1994-10-01 |
| DE69414699D1 (de) | 1998-12-24 |
| DZ1762A1 (fr) | 2002-02-17 |
| HU9502763D0 (en) | 1995-11-28 |
| OA10185A (fr) | 1996-12-18 |
| CA2159006C (fr) | 2005-06-21 |
| AU6285794A (en) | 1994-10-11 |
| FR2703067B1 (fr) | 1995-08-04 |
| DK0690903T4 (da) | 2004-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RO116092B1 (ro) | Procedeu si instalatie de regenerare a uleiurilor lubrifiante uzate | |
| CA2302270C (en) | Method of rerefining waste oil by distillation and extraction | |
| CN101597541B (zh) | 废油无酸碱快速再生方法 | |
| RU2001116108A (ru) | Способ повторной переработки старых масел | |
| US20080070816A1 (en) | Process for recovering used lubricating oils using clay and centrifugation | |
| CN104263406B (zh) | 一种利用废油提炼轻质柴油的工艺 | |
| HU222544B1 (hu) | Eljárás és berendezés nagyteljesítményű kenőolajok regenerálására | |
| CN103285655B (zh) | 一种复法除油装置 | |
| CN102452696B (zh) | 一种高盐含量高cod碱渣中和水的治理方法 | |
| US4439311A (en) | Rerefining used lubricating oil with hydride reducing agents | |
| RU99115454A (ru) | Способ и установка для регенерации смазочных масел с высокими рабочими характеристиками | |
| CN102286250A (zh) | 中层脂液加工一级松香的方法 | |
| CA1160588A (en) | Solvent extraction process for rerefining used lubricating oil | |
| US20100179080A1 (en) | Process for recovering used lubricating oils using clay and centrifugation | |
| CN108611175B (zh) | 一种分级分类全合成、半合成及石化基润滑油基础油资源综合利用工艺 | |
| JPH06510562A (ja) | 使用済み潤滑油の精製法 | |
| EP4183463A1 (en) | Method for regenerating used lubricants using supercritical co2 | |
| CN113046175A (zh) | 油脂精炼工艺及油脂处理设备 | |
| MXPA99005440A (en) | High performance method and plant for regenerating lubricating waste oil | |
| GB1599197A (en) | Refining of heavy petroleum distillates | |
| CN116606672A (zh) | 一种柴油加工原料预处理的撬装装置 | |
| Storage | A. Degumming | |
| HK1022928B (en) | High performance method and plant for regenerating lubricating waste oil | |
| CN1141281A (zh) | 从异丙醇-氨水混合抽提液中回收石油酸的方法 | |
| IL134948A (en) | Method of rerefining waste oil by distillation and extraction |